fix: stabilize learning path, reliability and legacy Windows builds

Unify beginner syntax while preserving compatibility, repair ownership and parser guards, add verified distribution tooling and VC6 Windows 98 build inputs, and clarify documentation and release status. Preserve DOS build-input line endings and exclude generated binaries/caches.

lessons/02_ask_name.claro

@@ -1,3 +1,3 @@
 SAY "Lesson 2: Ask a question"
-ASK "What is your name?" AS name
+ASK "What is your name?" name
 SAY "Hello " + name

lessons/03_variables.claro

@@ -1,5 +1,5 @@
 SAY "Lesson 3: Variables"
-SET name TO "Alex"
-SET score TO 5
+SET name "Alex"
+SET score 5
 SAY name
 SAY score

lessons/04_math.claro

@@ -1,5 +1,5 @@
 SAY "Lesson 4: Math"
-SET apples TO 3
-SET oranges TO 2
-SET total TO apples + oranges
+SET apples 3
+SET oranges 2
+SET total apples + oranges
 SAY total

lessons/05_if_else.claro

@@ -1,8 +1,8 @@
 SAY "Lesson 5: Choices"
-SET score TO 8
+SET score 8
 
 IF score >= 5
     SAY "You passed!"
 ELSE
     SAY "Try again."
-ENDIF
+END

lessons/06_loops.claro

@@ -1,8 +1,7 @@
 SAY "Lesson 6: Loops"
 DO 3 TIMES
     SAY "Practice"
-DONE
-
+END
 FOR i FROM 1 TO 3
     SAY i
-DONE
+END

lessons/07_lists.claro

@@ -1,8 +1,8 @@
 SAY "Lesson 7: Lists"
-SET items TO LIST
+SET items LIST
 ADD "milk" TO items
 ADD "bread" TO items
 
 FOR EACH item IN items
     SAY item
-DONE
+END

lessons/08_functions.claro

@@ -1,8 +1,7 @@
 SAY "Lesson 8: Functions with TEACH"
 
-TEACH greet TAKES name
+TEACH greet name
     RETURN "Hello " + name
-LEARNED
-
-CALL greet WITH "Alex"
+END
+DO greet "Alex"
 SAY RESULT

lessons/10_final_quiz.claro

@@ -1,8 +1,8 @@
 SAY "Lesson 10: Tiny Quiz"
-ASK "What is 2 + 2?" AS answer
+ASK "What is 2 + 2?" answer
 
 IF answer = 4
     SAY "Correct!"
 ELSE
     SAY "The answer is 4."
-ENDIF
+END

lessons/README.md

@@ -2,6 +2,9 @@
 
 These are small lesson programs for the first hour of learning Claro.
 
+These lessons use short `ASK` and `SET`, `TEACH` with `DO`, and `END` for
+choices, loops, and functions. See [the syntax guide](../docs/SYNTAX.md).
+
 Recommended order:
 
 1. `01_hello.claro` - show text with `SAY`